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SN74ABT32318 データシート(PDF) 6 Page - Texas Instruments |
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SN74ABT32318 データシート(HTML) 6 Page - Texas Instruments |
6 / 9 page SN54ABT32318, SN74ABT32318 18BIT TRIPORT UNIVERSAL BUS EXCHANGERS SCBS180A − JUNE 1992 − REVISED JULY 1994 5−6 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77251−1443 electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS SN54ABT32318 SN74ABT32318 UNIT PARAMETER TEST CONDITIONS MIN TYP† MAX MIN TYP† MAX UNIT VIK VCC = 4.5 V, II = −18 mA −1.2 −1.2 V VCC = 4.5 V, IOH = − 3 mA 2.5 2.5 VOH VCC = 5 V, IOH = − 3 mA 3 3 V VOH VCC = 4.5 V IOH = − 24 mA 2 V VCC = 4.5 V IOH = − 32 mA 2 VOL VCC = 4.5 V IOL = 48 mA 0.55 0.55 V VOL VCC = 4.5 V IOL = 64 mA 0.55 0.55 V Control inputs VCC = 0 to 5.5 V, VI = VCC or GND ±1 ±1 II A, B, or C ports VCC = 2.1 V to 5.5 V, VI = VCC or GND ±20 ±20 µA II(hold) A, B, or C VCC = 4.5 V VI = 0.8 V 100 100 A II(hold) A, B, or C ports VCC = 4.5 V VI = 2 V −100 −100 µA IOZPU‡ VCC = 0 to 2.1 V, OE = X VO = 0.5 V to 2.7 V, ±50 ±50 µA IOZPD‡ VCC = 2.1 V to 0, OE = X VO = 0.5 V to 2.7 V, ±50 ±50 µA IOZH§ VCC = 2.1 V to 5.5 V, VO = 2.7 V, OE ≥ 2 V 10 10 µA IOZL§ VCC = 2.1 V to 5.5 V, VO = 0.5 V, OE ≥ 2 V −10 −10 µA Ioff VCC = 0, VI or VO ≤ 4.5 V ±100 ±100 µA ICEX VCC = 5.5 V, VO = 5.5 V Outputs high 50 50 µA IO¶ VCC = 5.5 V, VO = 2.5 V −50 −100 −180 −50 −100 −180 mA VCC = 5.5 V, Outputs high 2 2 ICC VCC = 5.5 V, IO = 0, Outputs low 45 45 mA IO = 0, VI = VCC or GND Outputs disabled 1 1 ∆ICC# VCC = 5.5 V, One input at 3.4 V, Other inputs at VCC or GND 0.5 0.5 mA Ci Control inputs VI = 2.5 V or 0.5 V 3 3 pF Cio A, B, or C ports VO = 2.5 V or 0.5 V 11.5 11.5 pF † All typical values are at VCC = 5 V, TA = 25°C. ‡ This parameter is specified by characterization. § The parameters IOZH and IOZL include the input leakage current. ¶ Not more than one output should be tested at a time, and the duration of the test should not exceed one second. # This is the increase in supply current for each input that is at the specified TTL voltage level rather than VCC or GND. |
同様の部品番号 - SN74ABT32318 |
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同様の説明 - SN74ABT32318 |
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